/Engine/Source/Runtime/RHI/Public/RHICommandList.h
struct FRHICommandWriteGPUFence : public [FRHICommand< FRHICommandWriteGPUFence, FRHICommandWriteGPUFenceString__LINE__ >](API\Runtime\RHI\FRHICommand)
FRHIGPUFence&#...
Fence